"Everyone In My Family Has Killed Someone" is an upcoming detective mini-series based on the eponymous novel by renowned Australian writer Benjamin Stevenson. The story revolves around Ernie Cunningham, a school teacher who accidentally witnesses his brother committing murder. Despite falling out with his family, he eventually reports the crime to the police and cuts off contact with them for many years. However, a "reconciliation" meeting ends with another dead body. Ernie decides to take it upon himself to investigate the case.